penis

ovaries

Uterus

vagina

urogenital sinus

the vagina and urethra open into a common tube that serves both reproductive and urinary functions in female pigs. this is different from human females where the vagina and urethra exit the body via separate openings

thymus gland

located on anterior surface of heart, slightly left of midline. extends forward into both side of neck. size varies b/n human and pigs due to age not species. all fetuses have enormous thymus, gradually shrinks through life. like spleen, thymus contains immune cells, function to protect body

stomach

spleen

thin flat organ in pig that lies along left margin of stomach toward extreme left side. looks like flat worm or leech. spleen is involved with maturation processing of immune cells that protect the body

large intestine

rectum

lies towards lower back region of the pig is firmly attached to the dorsal wall of the cavity. indigestible materials are processed here by coli form bacteria and the remaining water is reabsorbed. result is feces. opens to outside via anus

urinary bladder

ureters

urethra

large tube that exits off bottom of urinary bladder. bladder must be pulled up and urethra can be separated from surrounding tissue. urethra enables urine to flow from urinary bladder to urogenital opening